عكس

Verb

 * 1) to overturn
 * 2) to invert
 * 3) to reverse
 * 4) to reflect, to mirror

Adjective

 * 1) contrary
 * 2) reverse
 * 3) opposite

Noun

 * 1) antithesis
 * 2) antonym
 * 3) reversal, reversion, inversion
 * 4) reflection
 * 5) opposite, contrast, contrary, reverse
 * 1) opposite, contrast, contrary, reverse

Preposition

 * 1) against
 * 2) versus

Etymology
From.

Verb

 * 1) to reflect